Home / 1,371,536.78-2,057,440.64-472,860.41

Finding the Fourth Proportional to 1,371,536.78, 2,057,440.64 and 472,860.41

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Solution

The fourth proportional to 1,371,536.78, 2,057,440.64 and 472,860.41 is: 709,337.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,536.78 : 2,057,440.64 = 472,860.41 : x
  2. Step 2: Convert to fraction form
    1,371,536.78/2,057,440.64 = 472,860.41/x
  3. Step 3: Cross multiply
    1,371,536.78x = 2,057,440.64 × 472,860.41
  4. Step 4: Simplify right side
    1,371,536.78x = 972,882,211,929.56
  5. Step 5: Solve for x
    x = 972,882,211,929.56/1,371,536.78
  6. Step 6: Final answer
    x = 709,337.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.